When Elizabeth and her staff fly to Africa to offer development aid to the continent, they are caught by surprise when the Chinese arrive there first, ready to outmaneuver the U.S. with competing offers of aid. Also, when turbulence on their plane ride to Africa leaves Daisy unnerved, she and Susan Thompson go on a welcome tour of Africa, admiring the beauty of the continent. And, the FBI asks Henry to help investigate a Christian cult member who may have helped build the bomb used in the Illinois coffee shop attack.

Senator Morejon puts phase two of Elizabeth’s U.S./Iran arms deal in jeopardy when he asserts that Iran funneled money from phase one of the deal to fund a recent bombing that killed an American citizen. Also, Henry mulls over the option of becoming the chairman of the new military ethics department at the National War College.

Elizabeth goes head to head with a U.S. governor over the state's new policy of separating unauthorized immigrants from their children. Also, she and Henry plan to renew their wedding vows.

While Elizabeth is away on a retreat thinking about her presidential campaign, her staff tries to secure an international agreement to protect citizens who have been displaced due to global warming. Also, the staff works to contain a measles outbreak that threatens the life of Daisy’s daughter, Joanna.